| 摘要 |
PURPOSE: A dental whitening device is provided to facilitate carrying and use thereof and to perform concentrated whitening operation. CONSTITUTION: A dental whitening device comprises: a head unit(110); and a grip unit(120) which is combined with the head unit and is gripped by user's hand. The head unit comprises: a head unit plate(111) which is made of transparent material, keeps the shape of the appearance of the head unit, and irradiates light to the oral cavity of a user; and a lens unit(112) which is formed in one side end of the head unit plate and performs light diffusion and light concentration. The grip unit includes: grip unit housing(121) for keeping the shape of the appearance thereof; a button unit(122) for connecting and intercepting power; and a light emitting diode unit(124). |
